Q. Expressivity depends on penetrance.

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Q. Which of the following trait shows only variation in expressivity?

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Q. Neurofibrilomatosis varies in ________________

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Q. Expessivity doesn’t depend on which of the following factors?

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Q. Expressivity may be thought of as a result of different degrees of function of the protein encoded by the gene.

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Q. The genes that Mendel worked with were__________________

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Q. Genomic imprinting in autosomes is seen in _________________ percent of the genes.

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Q. Differential expression of the genetic material depending on its parentage of inheritance gives____________

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Q. In Igf2 of human ______________ allele is expressed, and Igfr of mice __________ allele is expressed.

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Q. Which of the following doesn’t agree with XIST?

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Q. The imprinting of genes has an epigenetic mode of regulation.

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Q. Choose the wrong statement in the regulation of imprinting.

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Q. In mice if you delete the Igf2 gene from a female, the progeny will_____________

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Q. In mice H19 and Igf2 genes are controlled by the same enhancer. Which of the following is true?

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Q. In mice the expression of Igf2 and H199 is only controlled by methylation.

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Q. Choose the wrong statement from the following.

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Q. During _________________ both the H19 alleles are ___________________

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Q. What will happen if an individual receives two copies of a gene from the same parent?

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Q. Which of the following is incorrect for Pader will syndrome?

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Q. When the specific non-imprint gene from the chromosome 15 of the mother s missing it leads to _________________

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